This solution is for heavy duty cleaning. Washing soda can be found in the cleaning aisle of your local grocery store along with the detergents and other cleaning products. Washing soda is not baking soda. I use Arm And Hammer Super Washing Soda.
Clean hardwood, stone, tile, concrete or even linoleum floors and carpet with just one cleaner. Simple Green All-Purpose Cleaner. It's non-toxic, biodegradable and safe to use on nearly any washable surface!